﻿//////////////////////////////////////////////////////////////////////////////
//
// Copyright © 1998-2024 Glodon Company Limited.
//
// Licensed under the MIT License
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the “Software”),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
//////////////////////////////////////////////////////////////////////////////
// Qt headers
#include <QPainter>
#include <QPaintEvent>
#include <QApplication>
#include <QStyle>

// custom headers
#include "TopLineButton.h"

#include "DebugMessage.h"
#include "EnableCompileWarning_The_LAST_IncludeInCpp.h" 

namespace gmepgcs
{
    TopLineButton::TopLineButton(const QString & text, QWidget * parent)
        : QPushButton(text, parent),
        m_showTopLine(true),
        m_topLineColor(45, 175, 205, 255),
        m_topLineWidth(2)
    {
        Init();
    }

    TopLineButton::~TopLineButton()
    {
    }

    void TopLineButton::SetShowTopLine(bool showTopLine)
    {
        if (m_showTopLine != showTopLine)
        {
            m_showTopLine = showTopLine;
            update();
        }
    }

    void TopLineButton::paintEvent(QPaintEvent *event)
    {
        DBG_WARN_AND_RETURN_VOID_UNLESS(event, L"event为空", L"GMEP", L"2024-01-30");
        QPainter painter(this);

        // draw background
        painter.fillRect(rect(), Qt::transparent);

        // draw text
        painter.setFont(font());
        DBG_WARN_AND_RETURN_VOID_UNLESS(QApplication::style(), L"QApplication::style()为空", L"GMEP", L"2024-01-30");
        QApplication::style()->drawItemText(&painter, rect(), Qt::AlignCenter, palette(), true, text(), QPalette::ColorRole::Foreground);

        // draw top line
        if (m_showTopLine)
        {
            painter.setPen(QPen(m_topLineColor, m_topLineWidth));
            painter.drawLine(event->rect().bottomLeft(), event->rect().bottomRight());
        }
    }

    void TopLineButton::Init()
    {
        setCursor(QCursor(Qt::CursorShape::PointingHandCursor));
    }
}